diff --git a/src/iodbc/isql.h b/src/iodbc/isql.h
index 9309ca6a89..e8c10d0028 100644
--- a/src/iodbc/isql.h
+++ b/src/iodbc/isql.h
@@ -34,10 +34,11 @@
 #define EXPORT
 #define CALLBACK
 #define SQL_API				EXPORT CALLBACK
-
+#ifndef __EMX__
 typedef void *HWND;
 #endif
 #endif
+#endif
 
 typedef void *SQLHWND;